BRIEF [O.A.] Goonewardene, C. J. Author: Goonewardene, C. J. Recipient: Haeckel, Ernst Dating: 17.02.1893
BRIEF [O.A.] Ilangakoon, J. H. Author: Ilangakoon, J. H. Recipient: Haeckel, Ernst Corporation: Maha Walanwa Dating: 21.06.1893
BRIEF [O.A.] Abayawira, Dionysius Author: Abayawira, Dionysius Recipient: Haeckel, Ernst Dating: 29.12.1893